Built SDL2_image and _mixer static

libsdl2_mixer/external/flac-1.3.2/src/flac/Makefile.am

@@ -0,0 +1,66 @@
+#  flac - Command-line FLAC encoder/decoder
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2016  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+bin_PROGRAMS = flac
+
+AM_CFLAGS = @OGG_CFLAGS@
+AM_CPPFLAGS = -I$(top_builddir) -I$(srcdir)/include -I$(top_srcdir)/include
+EXTRA_DIST = \
+	Makefile.lite \
+	Makefile.lite.iffscan \
+	flac.vcproj \
+	flac.vcxproj \
+	flac.vcxproj.filters \
+	iffscan.c \
+	iffscan.vcproj \
+	iffscan.vcxproj \
+	iffscan.vcxproj.filters
+
+flac_SOURCES = \
+	analyze.c \
+	decode.c \
+	encode.c \
+	foreign_metadata.c \
+	main.c \
+	local_string_utils.c \
+	utils.c \
+	vorbiscomment.c \
+	analyze.h \
+	decode.h \
+	encode.h \
+	foreign_metadata.h \
+	local_string_utils.h \
+	utils.h \
+	vorbiscomment.h
+
+if OS_IS_WINDOWS
+win_utf8_lib = $(top_builddir)/src/share/win_utf8_io/libwin_utf8_io.la
+endif
+
+flac_LDADD = \
+	$(top_builddir)/src/share/utf8/libutf8.la \
+	$(top_builddir)/src/share/grabbag/libgrabbag.la \
+	$(top_builddir)/src/share/getopt/libgetopt.la \
+	$(top_builddir)/src/share/replaygain_analysis/libreplaygain_analysis.la \
+	$(top_builddir)/src/share/replaygain_synthesis/libreplaygain_synthesis.la \
+	$(top_builddir)/src/libFLAC/libFLAC.la \
+	$(win_utf8_lib) \
+	@LIBICONV@ \
+	-lm
+
+CLEANFILES = flac.exe

libsdl2_mixer/external/flac-1.3.2/src/flac/Makefile.in

@@ -0,0 +1,748 @@
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+# @configure_input@
+
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+#  flac - Command-line FLAC encoder/decoder
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2016  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
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+	encode.c \
+	foreign_metadata.c \
+	main.c \
+	local_string_utils.c \
+	utils.c \
+	vorbiscomment.c \
+	analyze.h \
+	decode.h \
+	encode.h \
+	foreign_metadata.h \
+	local_string_utils.h \
+	utils.h \
+	vorbiscomment.h
+
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+	$(top_builddir)/src/share/utf8/libutf8.la \
+	$(top_builddir)/src/share/grabbag/libgrabbag.la \
+	$(top_builddir)/src/share/getopt/libgetopt.la \
+	$(top_builddir)/src/share/replaygain_analysis/libreplaygain_analysis.la \
+	$(top_builddir)/src/share/replaygain_synthesis/libreplaygain_synthesis.la \
+	$(top_builddir)/src/libFLAC/libFLAC.la \
+	$(win_utf8_lib) \
+	@LIBICONV@ \
+	-lm
+
+CLEANFILES = flac.exe
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+
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+	      exit 1;; \
+	  esac; \
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+	rm -f $$list
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+	      $$unique; \
+	  fi; \
+	fi
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+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
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+	    || cp -p $$d/$$file "$(distdir)/$$file" \
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+	  fi; \
+	done
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+	fi
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libsdl2_mixer/external/flac-1.3.2/src/flac/Makefile.lite

@@ -0,0 +1,54 @@
+#  flac - Command-line FLAC encoder/decoder
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2016  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+#
+# GNU makefile
+#
+
+topdir = ../..
+
+include $(topdir)/build/config.mk
+libdir = $(topdir)/objs/$(BUILD)/lib
+
+PROGRAM_NAME = flac
+
+INCLUDES = -I./include -I$(topdir)/include $(OGG_INCLUDES)
+
+ifeq ($(OS),Darwin)
+    EXPLICIT_LIBS = $(libdir)/libgrabbag.a $(libdir)/libFLAC.a $(libdir)/libreplaygain_analysis.a $(libdir)/libreplaygain_synthesis.a $(libdir)/libgetopt.a $(libdir)/libutf8.a $(OGG_EXPLICIT_LIBS) $(ICONV_LIBS) -lm
+else
+ifeq ($(findstring Windows,$(OS)),Windows)
+    LIBS = -lgrabbag -lFLAC -lreplaygain_analysis -lreplaygain_synthesis -lgetopt -lutf8 -lgrabbag -lwin_utf8_io $(OGG_LIBS) -lm
+else
+    LIBS = -lgrabbag -lFLAC -lreplaygain_analysis -lreplaygain_synthesis -lgetopt -lutf8 -lgrabbag $(OGG_LIBS) -lm
+endif
+endif
+
+SRCS_C = \
+	analyze.c \
+	decode.c \
+	encode.c \
+	foreign_metadata.c \
+	local_string_utils.c \
+	main.c \
+	utils.c \
+	vorbiscomment.c
+
+include $(topdir)/build/exe.mk
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.

libsdl2_mixer/external/flac-1.3.2/src/flac/Makefile.lite.iffscan

@@ -0,0 +1,46 @@
+#  flac - Command-line FLAC encoder/decoder
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2016  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+#
+# GNU makefile
+#
+
+topdir = ../..
+libdir = $(topdir)/objs/$(BUILD)/lib
+
+PROGRAM_NAME = iffscan
+
+INCLUDES = -I./include -I$(topdir)/include $(OGG_INCLUDES)
+
+ifeq ($(OS),Darwin)
+    EXPLICIT_LIBS = $(libdir)/libFLAC.a $(OGG_EXPLICIT_LIBS) $(ICONV_LIBS) -lm
+else
+ifeq ($(findstring Windows,$(OS)),Windows)
+    LIBS = -lFLAC -lwin_utf8_io $(OGG_LIBS) -lm
+else
+    LIBS = -lFLAC $(OGG_LIBS) -lm
+endif
+endif
+
+SRCS_C = \
+	foreign_metadata.c \
+	iffscan.c
+
+include $(topdir)/build/exe.mk
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.

libsdl2_mixer/external/flac-1.3.2/src/flac/analyze.c

@@ -0,0 +1,247 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <errno.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "FLAC/all.h"
+#include "analyze.h"
+
+#include "share/compat.h"
+
+typedef struct {
+	FLAC__int32 residual;
+	unsigned count;
+} pair_t;
+
+typedef struct {
+	pair_t buckets[FLAC__MAX_BLOCK_SIZE];
+	int peak_index;
+	unsigned nbuckets;
+	unsigned nsamples;
+	double sum, sos;
+	double variance;
+	double mean;
+	double stddev;
+} subframe_stats_t;
+
+static subframe_stats_t all_;
+
+static void init_stats(subframe_stats_t *stats);
+static void update_stats(subframe_stats_t *stats, FLAC__int32 residual, unsigned incr);
+static void compute_stats(subframe_stats_t *stats);
+static FLAC__bool dump_stats(const subframe_stats_t *stats, const char *filename);
+
+void flac__analyze_init(analysis_options aopts)
+{
+	if(aopts.do_residual_gnuplot) {
+		init_stats(&all_);
+	}
+}
+
+void flac__analyze_frame(const FLAC__Frame *frame, unsigned frame_number, FLAC__uint64 frame_offset, unsigned frame_bytes, analysis_options aopts, FILE *fout)
+{
+	const unsigned channels = frame->header.channels;
+	char outfilename[1024];
+	subframe_stats_t stats;
+	unsigned i, channel, partitions;
+
+	/* do the human-readable part first */
+	fprintf(fout, "frame=%u\toffset=%" PRIu64 "\tbits=%u\tblocksize=%u\tsample_rate=%u\tchannels=%u\tchannel_assignment=%s\n", frame_number, frame_offset, frame_bytes*8, frame->header.blocksize, frame->header.sample_rate, channels, FLAC__ChannelAssignmentString[frame->header.channel_assignment]);
+	for(channel = 0; channel < channels; channel++) {
+		const FLAC__Subframe *subframe = frame->subframes+channel;
+		const FLAC__bool is_rice2 = subframe->data.fixed.entropy_coding_method.type == FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE2;
+		const unsigned pesc = is_rice2? FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE2_ESCAPE_PARAMETER : FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE_ESCAPE_PARAMETER;
+		fprintf(fout, "\tsubframe=%u\twasted_bits=%u\ttype=%s", channel, subframe->wasted_bits, FLAC__SubframeTypeString[subframe->type]);
+		switch(subframe->type) {
+			case FLAC__SUBFRAME_TYPE_CONSTANT:
+				fprintf(fout, "\tvalue=%d\n", subframe->data.constant.value);
+				break;
+			case FLAC__SUBFRAME_TYPE_FIXED:
+				FLAC__ASSERT(subframe->data.fixed.entropy_coding_method.type <= FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE2);
+				fprintf(fout, "\torder=%u\tresidual_type=%s\tpartition_order=%u\n", subframe->data.fixed.order, is_rice2? "RICE2":"RICE", subframe->data.fixed.entropy_coding_method.data.partitioned_rice.order);
+				for(i = 0; i < subframe->data.fixed.order; i++)
+					fprintf(fout, "\t\twarmup[%u]=%d\n", i, subframe->data.fixed.warmup[i]);
+				partitions = (1u << subframe->data.fixed.entropy_coding_method.data.partitioned_rice.order);
+				for(i = 0; i < partitions; i++) {
+					unsigned parameter = subframe->data.fixed.entropy_coding_method.data.partitioned_rice.contents->parameters[i];
+					if(parameter == pesc)
+						fprintf(fout, "\t\tparameter[%u]=ESCAPE, raw_bits=%u\n", i, subframe->data.fixed.entropy_coding_method.data.partitioned_rice.contents->raw_bits[i]);
+					else
+						fprintf(fout, "\t\tparameter[%u]=%u\n", i, parameter);
+				}
+				if(aopts.do_residual_text) {
+					for(i = 0; i < frame->header.blocksize-subframe->data.fixed.order; i++)
+						fprintf(fout, "\t\tresidual[%u]=%d\n", i, subframe->data.fixed.residual[i]);
+				}
+				break;
+			case FLAC__SUBFRAME_TYPE_LPC:
+				FLAC__ASSERT(subframe->data.lpc.entropy_coding_method.type <= FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE2);
+				fprintf(fout, "\torder=%u\tqlp_coeff_precision=%u\tquantization_level=%d\tresidual_type=%s\tpartition_order=%u\n", subframe->data.lpc.order, subframe->data.lpc.qlp_coeff_precision, subframe->data.lpc.quantization_level, is_rice2? "RICE2":"RICE", subframe->data.lpc.entropy_coding_method.data.partitioned_rice.order);
+				for(i = 0; i < subframe->data.lpc.order; i++)
+					fprintf(fout, "\t\tqlp_coeff[%u]=%d\n", i, subframe->data.lpc.qlp_coeff[i]);
+				for(i = 0; i < subframe->data.lpc.order; i++)
+					fprintf(fout, "\t\twarmup[%u]=%d\n", i, subframe->data.lpc.warmup[i]);
+				partitions = (1u << subframe->data.lpc.entropy_coding_method.data.partitioned_rice.order);
+				for(i = 0; i < partitions; i++) {
+					unsigned parameter = subframe->data.lpc.entropy_coding_method.data.partitioned_rice.contents->parameters[i];
+					if(parameter == pesc)
+						fprintf(fout, "\t\tparameter[%u]=ESCAPE, raw_bits=%u\n", i, subframe->data.lpc.entropy_coding_method.data.partitioned_rice.contents->raw_bits[i]);
+					else
+						fprintf(fout, "\t\tparameter[%u]=%u\n", i, parameter);
+				}
+				if(aopts.do_residual_text) {
+					for(i = 0; i < frame->header.blocksize-subframe->data.lpc.order; i++)
+						fprintf(fout, "\t\tresidual[%u]=%d\n", i, subframe->data.lpc.residual[i]);
+				}
+				break;
+			case FLAC__SUBFRAME_TYPE_VERBATIM:
+				fprintf(fout, "\n");
+				break;
+		}
+	}
+
+	/* now do the residual distributions if requested */
+	if(aopts.do_residual_gnuplot) {
+		for(channel = 0; channel < channels; channel++) {
+			const FLAC__Subframe *subframe = frame->subframes+channel;
+			unsigned residual_samples;
+
+			init_stats(&stats);
+
+			switch(subframe->type) {
+				case FLAC__SUBFRAME_TYPE_FIXED:
+					residual_samples = frame->header.blocksize - subframe->data.fixed.order;
+					for(i = 0; i < residual_samples; i++)
+						update_stats(&stats, subframe->data.fixed.residual[i], 1);
+					break;
+				case FLAC__SUBFRAME_TYPE_LPC:
+					residual_samples = frame->header.blocksize - subframe->data.lpc.order;
+					for(i = 0; i < residual_samples; i++)
+						update_stats(&stats, subframe->data.lpc.residual[i], 1);
+					break;
+				default:
+					break;
+			}
+
+			/* update all_ */
+			for(i = 0; i < stats.nbuckets; i++) {
+				update_stats(&all_, stats.buckets[i].residual, stats.buckets[i].count);
+			}
+
+			/* write the subframe */
+			flac_snprintf(outfilename, sizeof (outfilename), "f%06u.s%u.gp", frame_number, channel);
+			compute_stats(&stats);
+
+			(void)dump_stats(&stats, outfilename);
+		}
+	}
+}
+
+void flac__analyze_finish(analysis_options aopts)
+{
+	if(aopts.do_residual_gnuplot) {
+		compute_stats(&all_);
+		(void)dump_stats(&all_, "all");
+	}
+}
+
+void init_stats(subframe_stats_t *stats)
+{
+	stats->peak_index = -1;
+	stats->nbuckets = 0;
+	stats->nsamples = 0;
+	stats->sum = 0.0;
+	stats->sos = 0.0;
+}
+
+void update_stats(subframe_stats_t *stats, FLAC__int32 residual, unsigned incr)
+{
+	unsigned i;
+	const double r = (double)residual, a = r*incr;
+
+	stats->nsamples += incr;
+	stats->sum += a;
+	stats->sos += (a*r);
+
+	for(i = 0; i < stats->nbuckets; i++) {
+		if(stats->buckets[i].residual == residual) {
+			stats->buckets[i].count += incr;
+			goto find_peak;
+		}
+	}
+	/* not found, make a new bucket */
+	i = stats->nbuckets;
+	stats->buckets[i].residual = residual;
+	stats->buckets[i].count = incr;
+	stats->nbuckets++;
+find_peak:
+	if(stats->peak_index < 0 || stats->buckets[i].count > stats->buckets[stats->peak_index].count)
+		stats->peak_index = i;
+}
+
+void compute_stats(subframe_stats_t *stats)
+{
+	stats->mean = stats->sum / (double)stats->nsamples;
+	stats->variance = (stats->sos - (stats->sum * stats->sum / stats->nsamples)) / stats->nsamples;
+	stats->stddev = sqrt(stats->variance);
+}
+
+FLAC__bool dump_stats(const subframe_stats_t *stats, const char *filename)
+{
+	FILE *outfile;
+	unsigned i;
+	const double m = stats->mean;
+	const double s1 = stats->stddev, s2 = s1*2, s3 = s1*3, s4 = s1*4, s5 = s1*5, s6 = s1*6;
+	const double p = stats->buckets[stats->peak_index].count;
+
+	outfile = flac_fopen(filename, "w");
+
+	if(0 == outfile) {
+		fprintf(stderr, "ERROR opening %s: %s\n", filename, strerror(errno));
+		return false;
+	}
+
+	fprintf(outfile, "plot '-' title 'PDF', '-' title 'mean' with impulses, '-' title '1-stddev' with histeps, '-' title '2-stddev' with histeps, '-' title '3-stddev' with histeps, '-' title '4-stddev' with histeps, '-' title '5-stddev' with histeps, '-' title '6-stddev' with histeps\n");
+
+	for(i = 0; i < stats->nbuckets; i++) {
+		fprintf(outfile, "%d %u\n", stats->buckets[i].residual, stats->buckets[i].count);
+	}
+	fprintf(outfile, "e\n");
+
+	fprintf(outfile, "%f %f\ne\n", stats->mean, p);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s1, p*0.8, m+s1, p*0.8);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s2, p*0.7, m+s2, p*0.7);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s3, p*0.6, m+s3, p*0.6);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s4, p*0.5, m+s4, p*0.5);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s5, p*0.4, m+s5, p*0.4);
+	fprintf(outfile, "%f %f\n%f %f\ne\n", m-s6, p*0.3, m+s6, p*0.3);
+
+	fprintf(outfile, "pause -1 'waiting...'\n");
+
+	fclose(outfile);
+	return true;
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/analyze.h

@@ -0,0 +1,32 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__analyze_h
+#define flac__analyze_h
+
+typedef struct {
+	FLAC__bool do_residual_text;
+	FLAC__bool do_residual_gnuplot;
+} analysis_options;
+
+void flac__analyze_init(analysis_options aopts);
+void flac__analyze_frame(const FLAC__Frame *frame, unsigned frame_number, FLAC__uint64 frame_offset, unsigned frame_bytes, analysis_options aopts, FILE *fout);
+void flac__analyze_finish(analysis_options aopts);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/decode.h

@@ -0,0 +1,71 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__decode_h
+#define flac__decode_h
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "analyze.h"
+#include "foreign_metadata.h"
+#include "utils.h"
+#include "share/replaygain_synthesis.h"
+
+
+typedef struct {
+	FLAC__bool apply;
+	FLAC__bool use_album_gain; /* false => use track gain */
+	enum { RGSS_LIMIT__NONE, RGSS_LIMIT__PEAK, RGSS_LIMIT__HARD} limiter;
+	NoiseShaping noise_shaping;
+	double preamp;
+} replaygain_synthesis_spec_t;
+
+typedef struct {
+	FLAC__bool treat_warnings_as_errors;
+	FLAC__bool continue_through_decode_errors;
+	replaygain_synthesis_spec_t replaygain_synthesis_spec;
+#if FLAC__HAS_OGG
+	FLAC__bool is_ogg;
+	FLAC__bool use_first_serial_number;
+	long serial_number;
+#endif
+	utils__SkipUntilSpecification skip_specification;
+	utils__SkipUntilSpecification until_specification;
+	FLAC__bool has_cue_specification;
+	utils__CueSpecification cue_specification;
+	FLAC__bool channel_map_none; /* --channel-map=none specified, eventually will expand to take actual channel map */
+
+	FileFormat format;
+	union {
+		struct {
+			FLAC__bool is_big_endian;
+			FLAC__bool is_unsigned_samples;
+		} raw;
+		struct {
+			foreign_metadata_t *foreign_metadata; /* NULL unless --keep-foreign-metadata requested */
+		} iff;
+	} format_options;
+} decode_options_t;
+
+/* outfile == 0 => test only */
+int flac__decode_file(const char *infilename, const char *outfilename, FLAC__bool analysis_mode, analysis_options aopts, decode_options_t options);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/encode.h

@@ -0,0 +1,117 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__encode_h
+#define flac__encode_h
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "FLAC/metadata.h"
+#include "foreign_metadata.h"
+#include "utils.h"
+#include "share/compat.h"
+
+extern const int FLAC_ENCODE__DEFAULT_PADDING;
+
+typedef enum {
+	CST_BLOCKSIZE,
+	CST_COMPRESSION_LEVEL,
+	CST_DO_MID_SIDE,
+	CST_LOOSE_MID_SIDE,
+	CST_APODIZATION,
+	CST_MAX_LPC_ORDER,
+	CST_QLP_COEFF_PRECISION,
+	CST_DO_QLP_COEFF_PREC_SEARCH,
+	CST_DO_ESCAPE_CODING,
+	CST_DO_EXHAUSTIVE_MODEL_SEARCH,
+	CST_MIN_RESIDUAL_PARTITION_ORDER,
+	CST_MAX_RESIDUAL_PARTITION_ORDER,
+	CST_RICE_PARAMETER_SEARCH_DIST
+} compression_setting_type_t;
+
+typedef struct {
+	compression_setting_type_t type;
+	union {
+		FLAC__bool t_bool;
+		unsigned t_unsigned;
+		const char *t_string;
+	} value;
+} compression_setting_t;
+
+typedef struct {
+	utils__SkipUntilSpecification skip_specification;
+	utils__SkipUntilSpecification until_specification;
+	FLAC__bool verify;
+#if FLAC__HAS_OGG
+	FLAC__bool use_ogg;
+	long serial_number;
+#endif
+	FLAC__bool lax;
+	int padding;
+	size_t num_compression_settings;
+	compression_setting_t compression_settings[64];
+	char *requested_seek_points;
+	int num_requested_seek_points;
+	const char *cuesheet_filename;
+	FLAC__bool treat_warnings_as_errors;
+	FLAC__bool continue_through_decode_errors; /* currently only obeyed when encoding from FLAC or Ogg FLAC */
+	FLAC__bool cued_seekpoints;
+	FLAC__bool channel_map_none; /* --channel-map=none specified, eventually will expand to take actual channel map */
+
+	/* options related to --replay-gain and --sector-align */
+	FLAC__bool is_first_file;
+	FLAC__bool is_last_file;
+	FLAC__int32 **align_reservoir;
+	unsigned *align_reservoir_samples;
+	FLAC__bool replay_gain;
+	FLAC__bool ignore_chunk_sizes;
+	FLAC__bool sector_align;
+	FLAC__bool error_on_compression_fail;
+
+	FLAC__StreamMetadata *vorbis_comment;
+	FLAC__StreamMetadata *pictures[64];
+	unsigned num_pictures;
+
+	FileFormat format;
+	union {
+		struct {
+			FLAC__bool is_big_endian;
+			FLAC__bool is_unsigned_samples;
+			unsigned channels;
+			unsigned bps;
+			unsigned sample_rate;
+		} raw;
+		struct {
+			foreign_metadata_t *foreign_metadata; /* NULL unless --keep-foreign-metadata requested */
+		} iff;
+	} format_options;
+
+	struct {
+		FLAC__bool disable_constant_subframes;
+		FLAC__bool disable_fixed_subframes;
+		FLAC__bool disable_verbatim_subframes;
+		FLAC__bool do_md5;
+	} debug;
+} encode_options_t;
+
+int flac__encode_file(FILE *infile, FLAC__off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, encode_options_t options);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/flac.vcproj

@@ -0,0 +1,255 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="8.00"
+	Name="flac"
+	ProjectGUID="{4cefbc7d-c215-11db-8314-0800200c9a66}"
+	RootNamespace="flac"
+	Keyword="Win32Proj"
+	>
+	<Platforms>
+		<Platform
+			Name="Win32"
+		/>
+	</Platforms>
+	<ToolFiles>
+	</ToolFiles>
+	<Configurations>
+		<Configuration
+			Name="Debug|Win32"
+			OutputDirectory="$(SolutionDir)objs\$(ConfigurationName)\bin"
+			IntermediateDirectory="$(ConfigurationName)"
+			ConfigurationType="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="0"
+				AdditionalIncludeDirectories=".;..\..\include"
+				PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;DEBUG"
+				MinimalRebuild="true"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="1"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="4"
+				CompileAs="0"
+				DisableSpecificWarnings="4267;4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies="$(SolutionDir)objs\$(ConfigurationName)\lib\libogg_static.lib"
+				LinkIncremental="2"
+				IgnoreDefaultLibraryNames="uuid.lib"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+		<Configuration
+			Name="Release|Win32"
+			OutputDirectory="$(SolutionDir)objs\$(ConfigurationName)\bin"
+			IntermediateDirectory="$(ConfigurationName)"
+			ConfigurationType="1"
+			WholeProgramOptimization="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				EnableIntrinsicFunctions="true"
+				FavorSizeOrSpeed="1"
+				OmitFramePointers="true"
+				WholeProgramOptimization="true"
+				AdditionalIncludeDirectories=".;..\..\include"
+				PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL"
+				RuntimeLibrary="0"
+				BufferSecurityCheck="false"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="3"
+				CompileAs="0"
+				DisableSpecificWarnings="4267;4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies="$(SolutionDir)objs\$(ConfigurationName)\lib\libogg_static.lib"
+				LinkIncremental="1"
+				IgnoreDefaultLibraryNames="uuid.lib"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				OptimizeReferences="2"
+				EnableCOMDATFolding="2"
+				LinkTimeCodeGeneration="1"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+	</Configurations>
+	<References>
+	</References>
+	<Files>
+		<Filter
+			Name="Header Files"
+			Filter="h;hpp;hxx;hm;inl;inc;xsd"
+			UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}"
+			>
+			<File
+				RelativePath=".\analyze.h"
+				>
+			</File>
+			<File
+				RelativePath=".\decode.h"
+				>
+			</File>
+			<File
+				RelativePath=".\encode.h"
+				>
+			</File>
+			<File
+				RelativePath=".\foreign_metadata.h"
+				>
+			</File>
+			<File
+				RelativePath=".\local_string_utils.h"
+				>
+			</File>
+			<File
+				RelativePath=".\utils.h"
+				>
+			</File>
+			<File
+				RelativePath=".\vorbiscomment.h"
+				>
+			</File>
+		</Filter>
+		<Filter
+			Name="Source Files"
+			Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
+			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
+			>
+			<File
+				RelativePath=".\analyze.c"
+				>
+			</File>
+			<File
+				RelativePath=".\decode.c"
+				>
+			</File>
+			<File
+				RelativePath=".\encode.c"
+				>
+			</File>
+			<File
+				RelativePath=".\foreign_metadata.c"
+				>
+			</File>
+			<File
+				RelativePath=".\local_string_utils.c"
+				>
+			</File>
+			<File
+				RelativePath=".\main.c"
+				>
+			</File>
+			<File
+				RelativePath=".\utils.c"
+				>
+			</File>
+			<File
+				RelativePath=".\vorbiscomment.c"
+				>
+			</File>
+		</Filter>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>

libsdl2_mixer/external/flac-1.3.2/src/flac/flac.vcxproj

@@ -0,0 +1,219 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{4cefbc7d-c215-11db-8314-0800200c9a66}</ProjectGuid>
+    <RootNamespace>flac</RootNamespace>
+    <Keyword>Win32Proj</Keyword>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
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libsdl2_mixer/external/flac-1.3.2/src/flac/foreign_metadata.c

@@ -0,0 +1,819 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <stdio.h> /* for FILE etc. */
+#include <stdlib.h> /* for calloc() etc. */
+#include <string.h> /* for memcmp() etc. */
+#include "FLAC/assert.h"
+#include "FLAC/metadata.h"
+#include "share/alloc.h"
+#include "share/compat.h"
+#include "foreign_metadata.h"
+
+#ifdef min
+#undef min
+#endif
+#define min(x,y) ((x)<(y)?(x):(y))
+
+
+static const char *FLAC__FOREIGN_METADATA_APPLICATION_ID[3] = { "aiff" , "riff", "w64 " };
+
+static FLAC__uint32 unpack32be_(const FLAC__byte *b)
+{
+	return ((FLAC__uint32)b[0]<<24) + ((FLAC__uint32)b[1]<<16) + ((FLAC__uint32)b[2]<<8) + (FLAC__uint32)b[3];
+}
+
+static FLAC__uint32 unpack32le_(const FLAC__byte *b)
+{
+	return (FLAC__uint32)b[0] + ((FLAC__uint32)b[1]<<8) + ((FLAC__uint32)b[2]<<16) + ((FLAC__uint32)b[3]<<24);
+}
+
+static FLAC__uint64 unpack64le_(const FLAC__byte *b)
+{
+	return (FLAC__uint64)b[0] + ((FLAC__uint64)b[1]<<8) + ((FLAC__uint64)b[2]<<16) + ((FLAC__uint64)b[3]<<24) + ((FLAC__uint64)b[4]<<32) + ((FLAC__uint64)b[5]<<40) + ((FLAC__uint64)b[6]<<48) + ((FLAC__uint64)b[7]<<56);
+}
+
+/* copies 'size' bytes from file 'fin' to 'fout', filling in *error with 'read_error' or 'write_error' as necessary */
+static FLAC__bool copy_data_(FILE *fin, FILE *fout, size_t size, const char **error, const char * const read_error, const char * const write_error)
+{
+	FLAC__byte buffer[4096];
+	size_t left;
+	for(left = size; left > 0; ) {
+		size_t need = min(sizeof(buffer), left);
+		if(fread(buffer, 1, need, fin) < need) {
+			if(error) *error = read_error;
+			return false;
+		}
+		if(fwrite(buffer, 1, need, fout) < need) {
+			if(error) *error = write_error;
+			return false;
+		}
+		left -= need;
+	}
+	return true;
+}
+
+static FLAC__bool append_block_(foreign_metadata_t *fm, FLAC__off_t offset, FLAC__uint32 size, const char **error)
+{
+	foreign_block_t *fb = safe_realloc_muladd2_(fm->blocks, sizeof(foreign_block_t), /*times (*/fm->num_blocks, /*+*/1/*)*/);
+	if(fb) {
+		fb[fm->num_blocks].offset = offset;
+		fb[fm->num_blocks].size = size;
+		fm->num_blocks++;
+		fm->blocks = fb;
+		return true;
+	}
+	if(error) *error = "out of memory";
+	return false;
+}
+
+static FLAC__bool read_from_aiff_(foreign_metadata_t *fm, FILE *f, const char **error)
+{
+	FLAC__byte buffer[12];
+	FLAC__off_t offset, eof_offset;
+	if((offset = ftello(f)) < 0) {
+		if(error) *error = "ftello() error (001)";
+		return false;
+	}
+	if(fread(buffer, 1, 12, f) < 12 || memcmp(buffer, "FORM", 4) || (memcmp(buffer+8, "AIFF", 4) && memcmp(buffer+8, "AIFC", 4))) {
+		if(error) *error = "unsupported FORM layout (002)";
+		return false;
+	}
+	if(!append_block_(fm, offset, 12, error))
+		return false;
+	eof_offset = (FLAC__off_t)8 + (FLAC__off_t)unpack32be_(buffer+4);
+	while(!feof(f)) {
+		FLAC__uint32 size;
+		if((offset = ftello(f)) < 0) {
+			if(error) *error = "ftello() error (003)";
+			return false;
+		}
+		if((size = fread(buffer, 1, 8, f)) < 8) {
+			if(size == 0 && feof(f))
+				break;
+			if(error) *error = "invalid AIFF file (004)";
+			return false;
+		}
+		size = unpack32be_(buffer+4);
+		/* check if pad byte needed */
+		if(size & 1)
+			size++;
+		if(!memcmp(buffer, "COMM", 4)) {
+			if(fm->format_block) {
+				if(error) *error = "invalid AIFF file: multiple \"COMM\" chunks (005)";
+				return false;
+			}
+			if(fm->audio_block) {
+				if(error) *error = "invalid AIFF file: \"SSND\" chunk before \"COMM\" chunk (006)";
+				return false;
+			}
+			fm->format_block = fm->num_blocks;
+		}
+		else if(!memcmp(buffer, "SSND", 4)) {
+			if(fm->audio_block) {
+				if(error) *error = "invalid AIFF file: multiple \"SSND\" chunks (007)";
+				return false;
+			}
+			if(!fm->format_block) {
+				if(error) *error = "invalid AIFF file: \"SSND\" chunk before \"COMM\" chunk (008)";
+				return false;
+			}
+			fm->audio_block = fm->num_blocks;
+			/* read #offset bytes */
+			if(fread(buffer+8, 1, 4, f) < 4) {
+				if(error) *error = "invalid AIFF file (009)";
+				return false;
+			}
+			fm->ssnd_offset_size = unpack32be_(buffer+8);
+			if(fseeko(f, -4, SEEK_CUR) < 0) {
+				if(error) *error = "invalid AIFF file: seek error (010)";
+				return false;
+			}
+			/* WATCHOUT: For SSND we ignore the blockSize and are not saving any
+			 * unaligned part at the end of the chunk.  In retrospect it is pretty
+			 * pointless to save the unaligned data before the PCM but now it is
+			 * done and cast in stone.
+			 */
+		}
+		if(!append_block_(fm, offset, 8 + (memcmp(buffer, "SSND", 4)? size : 8 + fm->ssnd_offset_size), error))
+			return false;
+		/* skip to next chunk */
+		if(fseeko(f, size, SEEK_CUR) < 0) {
+			if(error) *error = "invalid AIFF file: seek error (011)";
+			return false;
+		}
+	}
+	if(eof_offset != ftello(f)) {
+		if(error) *error = "invalid AIFF file: unexpected EOF (012)";
+		return false;
+	}
+	if(!fm->format_block) {
+		if(error) *error = "invalid AIFF file: missing \"COMM\" chunk (013)";
+		return false;
+	}
+	if(!fm->audio_block) {
+		if(error) *error = "invalid AIFF file: missing \"SSND\" chunk (014)";
+		return false;
+	}
+	return true;
+}
+
+static FLAC__bool read_from_wave_(foreign_metadata_t *fm, FILE *f, const char **error)
+{
+	FLAC__byte buffer[12];
+	FLAC__off_t offset, eof_offset = -1, ds64_data_size = -1;
+	if((offset = ftello(f)) < 0) {
+		if(error) *error = "ftello() error (001)";
+		return false;
+	}
+	if(fread(buffer, 1, 12, f) < 12 || (memcmp(buffer, "RIFF", 4) && memcmp(buffer, "RF64", 4)) || memcmp(buffer+8, "WAVE", 4)) {
+		if(error) *error = "unsupported RIFF layout (002)";
+		return false;
+	}
+	if(!memcmp(buffer, "RF64", 4))
+		fm->is_rf64 = true;
+	if(fm->is_rf64 && sizeof(FLAC__off_t) < 8) {
+		if(error) *error = "RF64 is not supported on this compile (r00)";
+		return false;
+	}
+	if(!append_block_(fm, offset, 12, error))
+		return false;
+	if(!fm->is_rf64 || unpack32le_(buffer+4) != 0xffffffff) {
+		eof_offset = (FLAC__off_t)8 + (FLAC__off_t)unpack32le_(buffer+4);
+		if(eof_offset & 1) /* fix odd RIFF size */
+			eof_offset++;
+	}
+	while(!feof(f)) {
+		FLAC__uint32 size;
+		if((offset = ftello(f)) < 0) {
+			if(error) *error = "ftello() error (003)";
+			return false;
+		}
+		if((size = fread(buffer, 1, 8, f)) < 8) {
+			if(size == 0 && feof(f))
+				break;
+			if(error) *error = "invalid WAVE file (004)";
+			return false;
+		}
+		size = unpack32le_(buffer+4);
+		/* check if pad byte needed */
+		if(size & 1)
+			size++;
+		if(!memcmp(buffer, "fmt ", 4)) {
+			if(fm->format_block) {
+				if(error) *error = "invalid WAVE file: multiple \"fmt \" chunks (005)";
+				return false;
+			}
+			if(fm->audio_block) {
+				if(error) *error = "invalid WAVE file: \"data\" chunk before \"fmt \" chunk (006)";
+				return false;
+			}
+			fm->format_block = fm->num_blocks;
+		}
+		else if(!memcmp(buffer, "data", 4)) {
+			if(fm->audio_block) {
+				if(error) *error = "invalid WAVE file: multiple \"data\" chunks (007)";
+				return false;
+			}
+			if(!fm->format_block) {
+				if(error) *error = "invalid WAVE file: \"data\" chunk before \"fmt \" chunk (008)";
+				return false;
+			}
+			fm->audio_block = fm->num_blocks;
+			if(fm->is_rf64 && fm->num_blocks < 2) {
+				if(error) *error = "invalid RF64 file: \"data\" chunk before \"ds64\" chunk (r01)";
+				return false;
+			}
+		}
+		if(!append_block_(fm, offset, 8 + (memcmp(buffer, "data", 4)? size : 0), error))
+			return false;
+		/* parse ds64 chunk if necessary */
+		if(fm->is_rf64 && fm->num_blocks == 2) {
+			FLAC__byte buffer2[7*4];
+			if(memcmp(buffer, "ds64", 4)) {
+				if(error) *error = "invalid RF64 file: \"ds64\" chunk does not immediately follow \"WAVE\" marker (r02)";
+				return false;
+			}
+			/* unpack the size again since we don't want the padding byte effect */
+			size = unpack32le_(buffer+4);
+			if(size < sizeof(buffer2)) {
+				if(error) *error = "invalid RF64 file: \"ds64\" chunk size is < 28 (r03)";
+				return false;
+			}
+			if(size > sizeof(buffer2)) {
+				if(error) *error = "RF64 file has \"ds64\" chunk with extra size table, which is not currently supported (r04)";
+				return false;
+			}
+			if(fread(buffer2, 1, sizeof(buffer2), f) < sizeof(buffer2)) {
+				if(error) *error = "unexpected EOF reading \"ds64\" chunk data in RF64 file (r05)";
+				return false;
+			}
+			ds64_data_size = (FLAC__off_t)unpack64le_(buffer2+8);
+			if(ds64_data_size == (FLAC__off_t)(-1)) {
+				if(error) *error = "RF64 file has \"ds64\" chunk with data size == -1 (r08)";
+				return false;
+			}
+			/* check if pad byte needed */
+			if(ds64_data_size & 1)
+				ds64_data_size++;
+			/* @@@ [2^63 limit] */
+			if(ds64_data_size < 0) {
+				if(error) *error = "RF64 file too large (r09)";
+				return false;
+			}
+			if(unpack32le_(buffer2+24)) {
+				if(error) *error = "RF64 file has \"ds64\" chunk with extra size table, which is not currently supported (r06)";
+				return false;
+			}
+			eof_offset = (FLAC__off_t)8 + (FLAC__off_t)unpack64le_(buffer2);
+			/* @@@ [2^63 limit] */
+			if((FLAC__off_t)unpack64le_(buffer2) < 0 || eof_offset < 0) {
+				if(error) *error = "RF64 file too large (r07)";
+				return false;
+			}
+		}
+		else { /* skip to next chunk */
+			if(fm->is_rf64 && !memcmp(buffer, "data", 4) && unpack32le_(buffer+4) == 0xffffffff) {
+				if(fseeko(f, ds64_data_size, SEEK_CUR) < 0) {
+					if(error) *error = "invalid RF64 file: seek error (r10)";
+					return false;
+				}
+			}
+			else {
+				if(fseeko(f, size, SEEK_CUR) < 0) {
+					if(error) *error = "invalid WAVE file: seek error (009)";
+					return false;
+				}
+			}
+		}
+	}
+	if(fm->is_rf64 && eof_offset == (FLAC__off_t)(-1)) {
+		if(error) *error = "invalid RF64 file: all RIFF sizes are -1 (r11)";
+		return false;
+	}
+	if(eof_offset != ftello(f)) {
+		if(error) *error = "invalid WAVE file: unexpected EOF (010)";
+		return false;
+	}
+	if(!fm->format_block) {
+		if(error) *error = "invalid WAVE file: missing \"fmt \" chunk (011)";
+		return false;
+	}
+	if(!fm->audio_block) {
+		if(error) *error = "invalid WAVE file: missing \"data\" chunk (012)";
+		return false;
+	}
+	return true;
+}
+
+static FLAC__bool read_from_wave64_(foreign_metadata_t *fm, FILE *f, const char **error)
+{
+	FLAC__byte buffer[40];
+	FLAC__off_t offset, eof_offset = -1;
+	if((offset = ftello(f)) < 0) {
+		if(error) *error = "ftello() error (001)";
+		return false;
+	}
+	if(
+		fread(buffer, 1, 40, f) < 40 ||
+		/* RIFF GUID 66666972-912E-11CF-A5D6-28DB04C10000 */
+		memcmp(buffer, "\x72\x69\x66\x66\x2E\x91\xCF\x11\xA5\xD6\x28\xDB\x04\xC1\x00\x00", 16) ||
+		/* WAVE GUID 65766177-ACF3-11D3-8CD1-00C04F8EDB8A */
+		memcmp(buffer+24, "\x77\x61\x76\x65\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 16)
+	) {
+		if(error) *error = "unsupported Wave64 layout (002)";
+		return false;
+	}
+	if(sizeof(FLAC__off_t) < 8) {
+		if(error) *error = "Wave64 is not supported on this compile (r00)";
+		return false;
+	}
+	if(!append_block_(fm, offset, 40, error))
+		return false;
+	eof_offset = (FLAC__off_t)unpack64le_(buffer+16); /*@@@ [2^63 limit] */
+	while(!feof(f)) {
+		FLAC__uint64 size;
+		if((offset = ftello(f)) < 0) {
+			if(error) *error = "ftello() error (003)";
+			return false;
+		}
+		if((size = fread(buffer, 1, 24, f)) < 24) {
+			if(size == 0 && feof(f))
+				break;
+			if(error) *error = "invalid Wave64 file (004)";
+			return false;
+		}
+		size = unpack64le_(buffer+16);
+		/* check if pad bytes needed */
+		if(size & 7)
+			size = (size+7) & (~((FLAC__uint64)7));
+		/* fmt GUID 20746D66-ACF3-11D3-8CD1-00C04F8EDB8A */
+		if(!memcmp(buffer, "\x66\x6D\x74\x20\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 16)) {
+			if(fm->format_block) {
+				if(error) *error = "invalid Wave64 file: multiple \"fmt \" chunks (005)";
+				return false;
+			}
+			if(fm->audio_block) {
+				if(error) *error = "invalid Wave64 file: \"data\" chunk before \"fmt \" chunk (006)";
+				return false;
+			}
+			fm->format_block = fm->num_blocks;
+		}
+		/* data GUID 61746164-ACF3-11D3-8CD1-00C04F8EDB8A */
+		else if(!memcmp(buffer, "\x64\x61\x74\x61\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 16)) {
+			if(fm->audio_block) {
+				if(error) *error = "invalid Wave64 file: multiple \"data\" chunks (007)";
+				return false;
+			}
+			if(!fm->format_block) {
+				if(error) *error = "invalid Wave64 file: \"data\" chunk before \"fmt \" chunk (008)";
+				return false;
+			}
+			fm->audio_block = fm->num_blocks;
+		}
+		if(!append_block_(fm, offset, memcmp(buffer, "\x64\x61\x74\x61\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 16)? (FLAC__uint32)size : 16+8, error))
+			return false;
+		/* skip to next chunk */
+		if(fseeko(f, size-24, SEEK_CUR) < 0) {
+			if(error) *error = "invalid Wave64 file: seek error (009)";
+			return false;
+		}
+	}
+	if(eof_offset != ftello(f)) {
+		if(error) *error = "invalid Wave64 file: unexpected EOF (010)";
+		return false;
+	}
+	if(!fm->format_block) {
+		if(error) *error = "invalid Wave64 file: missing \"fmt \" chunk (011)";
+		return false;
+	}
+	if(!fm->audio_block) {
+		if(error) *error = "invalid Wave64 file: missing \"data\" chunk (012)";
+		return false;
+	}
+	return true;
+}
+
+static FLAC__bool write_to_flac_(foreign_metadata_t *fm, FILE *fin, FILE *fout, FLAC__Metadata_SimpleIterator *it, const char **error)
+{
+	FLAC__byte buffer[4];
+	const unsigned ID_LEN = FLAC__STREAM_METADATA_APPLICATION_ID_LEN/8;
+	size_t block_num = 0;
+	FLAC__ASSERT(sizeof(buffer) >= ID_LEN);
+	while(block_num < fm->num_blocks) {
+		/* find next matching padding block */
+		do {
+			/* even on the first chunk's loop there will be a skippable STREAMINFO block, on subsequent loops we are first moving past the PADDING we just used */
+			if(!FLAC__metadata_simple_iterator_next(it)) {
+				if(error) *error = "no matching PADDING block found (004)";
+				return false;
+			}
+		} while(FLAC__metadata_simple_iterator_get_block_type(it) != FLAC__METADATA_TYPE_PADDING);
+		if(FLAC__metadata_simple_iterator_get_block_length(it) != ID_LEN+fm->blocks[block_num].size) {
+			if(error) *error = "PADDING block with wrong size found (005)";
+			return false;
+		}
+		/* transfer chunk into APPLICATION block */
+		/* first set up the file pointers */
+		if(fseeko(fin, fm->blocks[block_num].offset, SEEK_SET) < 0) {
+			if(error) *error = "seek failed in WAVE/AIFF file (006)";
+			return false;
+		}
+		if(fseeko(fout, FLAC__metadata_simple_iterator_get_block_offset(it), SEEK_SET) < 0) {
+			if(error) *error = "seek failed in FLAC file (007)";
+			return false;
+		}
+		/* update the type */
+		buffer[0] = FLAC__METADATA_TYPE_APPLICATION;
+		if(FLAC__metadata_simple_iterator_is_last(it))
+			buffer[0] |= 0x80; /*MAGIC number*/
+		if(fwrite(buffer, 1, 1, fout) < 1) {
+			if(error) *error = "write failed in FLAC file (008)";
+			return false;
+		}
+		/* length stays the same so skip over it */
+		if(fseeko(fout, FLAC__STREAM_METADATA_LENGTH_LEN/8, SEEK_CUR) < 0) {
+			if(error) *error = "seek failed in FLAC file (009)";
+			return false;
+		}
+		/* write the APPLICATION ID */
+		memcpy(buffer, FLAC__FOREIGN_METADATA_APPLICATION_ID[fm->type], ID_LEN);
+		if(fwrite(buffer, 1, ID_LEN, fout) < ID_LEN) {
+			if(error) *error = "write failed in FLAC file (010)";
+			return false;
+		}
+		/* transfer the foreign metadata */
+		if(!copy_data_(fin, fout, fm->blocks[block_num].size, error, "read failed in WAVE/AIFF file (011)", "write failed in FLAC file (012)"))
+			return false;
+		block_num++;
+	}
+	return true;
+}
+
+static FLAC__bool read_from_flac_(foreign_metadata_t *fm, FILE *f, FLAC__Metadata_SimpleIterator *it, const char **error)
+{
+	FLAC__byte id[4], buffer[12];
+	FLAC__off_t offset;
+	FLAC__bool type_found = false, ds64_found = false;
+
+	FLAC__ASSERT(FLAC__STREAM_METADATA_APPLICATION_ID_LEN == sizeof(id)*8);
+
+	while(FLAC__metadata_simple_iterator_next(it)) {
+		if(FLAC__metadata_simple_iterator_get_block_type(it) != FLAC__METADATA_TYPE_APPLICATION)
+			continue;
+		if(!FLAC__metadata_simple_iterator_get_application_id(it, id)) {
+			if(error) *error = "FLAC__metadata_simple_iterator_get_application_id() error (002)";
+			return false;
+		}
+		if(memcmp(id, FLAC__FOREIGN_METADATA_APPLICATION_ID[fm->type], sizeof(id)))
+			continue;
+		offset = FLAC__metadata_simple_iterator_get_block_offset(it);
+		/* skip over header and app ID */
+		offset += (FLAC__STREAM_METADATA_IS_LAST_LEN + FLAC__STREAM_METADATA_TYPE_LEN + FLAC__STREAM_METADATA_LENGTH_LEN) / 8;
+		offset += sizeof(id);
+		/* look for format or audio blocks */
+		if(fseeko(f, offset, SEEK_SET) < 0) {
+			if(error) *error = "seek error (003)";
+			return false;
+		}
+		if(fread(buffer, 1, 4, f) != 4) {
+			if(error) *error = "read error (004)";
+			return false;
+		}
+		if(fm->num_blocks == 0) { /* first block? */
+			fm->is_rf64 = 0 == memcmp(buffer, "RF64", 4);
+			if(fm->type == FOREIGN_BLOCK_TYPE__RIFF && (0 == memcmp(buffer, "RIFF", 4) || fm->is_rf64))
+				type_found = true;
+			else if(fm->type == FOREIGN_BLOCK_TYPE__WAVE64 && 0 == memcmp(buffer, "riff", 4)) /* use first 4 bytes instead of whole GUID */
+				type_found = true;
+			else if(fm->type == FOREIGN_BLOCK_TYPE__AIFF && 0 == memcmp(buffer, "FORM", 4))
+				type_found = true;
+			else {
+				if(error) *error = "unsupported foreign metadata found, may need newer FLAC decoder (005)";
+				return false;
+			}
+		}
+		else if(!type_found) {
+			FLAC__ASSERT(0);
+			/* double protection: */
+			if(error) *error = "unsupported foreign metadata found, may need newer FLAC decoder (006)";
+			return false;
+		}
+		else if(fm->type == FOREIGN_BLOCK_TYPE__RIFF) {
+			if(!memcmp(buffer, "fmt ", 4)) {
+				if(fm->format_block) {
+					if(error) *error = "invalid WAVE metadata: multiple \"fmt \" chunks (007)";
+					return false;
+				}
+				if(fm->audio_block) {
+					if(error) *error = "invalid WAVE metadata: \"data\" chunk before \"fmt \" chunk (008)";
+					return false;
+				}
+				fm->format_block = fm->num_blocks;
+			}
+			else if(!memcmp(buffer, "data", 4)) {
+				if(fm->audio_block) {
+					if(error) *error = "invalid WAVE metadata: multiple \"data\" chunks (009)";
+					return false;
+				}
+				if(!fm->format_block) {
+					if(error) *error = "invalid WAVE metadata: \"data\" chunk before \"fmt \" chunk (010)";
+					return false;
+				}
+				fm->audio_block = fm->num_blocks;
+			}
+			else if(fm->is_rf64 && fm->num_blocks == 1) {
+				if(memcmp(buffer, "ds64", 4)) {
+					if(error) *error = "invalid RF64 metadata: second chunk is not \"ds64\" (011)";
+					return false;
+				}
+				ds64_found = true;
+			}
+		}
+		else if(fm->type == FOREIGN_BLOCK_TYPE__WAVE64) {
+			if(!memcmp(buffer, "fmt ", 4)) { /* use first 4 bytes instead of whole GUID */
+				if(fm->format_block) {
+					if(error) *error = "invalid Wave64 metadata: multiple \"fmt \" chunks (012)";
+					return false;
+				}
+				if(fm->audio_block) {
+					if(error) *error = "invalid Wave64 metadata: \"data\" chunk before \"fmt \" chunk (013)";
+					return false;
+				}
+				fm->format_block = fm->num_blocks;
+			}
+			else if(!memcmp(buffer, "data", 4)) { /* use first 4 bytes instead of whole GUID */
+				if(fm->audio_block) {
+					if(error) *error = "invalid Wave64 metadata: multiple \"data\" chunks (014)";
+					return false;
+				}
+				if(!fm->format_block) {
+					if(error) *error = "invalid Wave64 metadata: \"data\" chunk before \"fmt \" chunk (015)";
+					return false;
+				}
+				fm->audio_block = fm->num_blocks;
+			}
+		}
+		else if(fm->type == FOREIGN_BLOCK_TYPE__AIFF) {
+			if(!memcmp(buffer, "COMM", 4)) {
+				if(fm->format_block) {
+					if(error) *error = "invalid AIFF metadata: multiple \"COMM\" chunks (016)";
+					return false;
+				}
+				if(fm->audio_block) {
+					if(error) *error = "invalid AIFF metadata: \"SSND\" chunk before \"COMM\" chunk (017)";
+					return false;
+				}
+				fm->format_block = fm->num_blocks;
+			}
+			else if(!memcmp(buffer, "SSND", 4)) {
+				if(fm->audio_block) {
+					if(error) *error = "invalid AIFF metadata: multiple \"SSND\" chunks (018)";
+					return false;
+				}
+				if(!fm->format_block) {
+					if(error) *error = "invalid AIFF metadata: \"SSND\" chunk before \"COMM\" chunk (019)";
+					return false;
+				}
+				fm->audio_block = fm->num_blocks;
+				/* read SSND offset size */
+				if(fread(buffer+4, 1, 8, f) != 8) {
+					if(error) *error = "read error (020)";
+					return false;
+				}
+				fm->ssnd_offset_size = unpack32be_(buffer+8);
+			}
+		}
+		else {
+			FLAC__ASSERT(0);
+			/* double protection: */
+			if(error) *error = "unsupported foreign metadata found, may need newer FLAC decoder (021)";
+			return false;
+		}
+		if(!append_block_(fm, offset, FLAC__metadata_simple_iterator_get_block_length(it)-sizeof(id), error))
+			return false;
+	}
+	if(!type_found) {
+		if(error) *error = "no foreign metadata found (022)";
+		return false;
+	}
+	if(fm->is_rf64 && !ds64_found) {
+		if(error) *error = "invalid RF64 file: second chunk is not \"ds64\" (023)";
+		return false;
+	}
+	if(!fm->format_block) {
+		if(error)
+			*error =
+				fm->type==FOREIGN_BLOCK_TYPE__RIFF? "invalid WAVE file: missing \"fmt \" chunk (024)" :
+				fm->type==FOREIGN_BLOCK_TYPE__WAVE64? "invalid Wave64 file: missing \"fmt \" chunk (025)" :
+				"invalid AIFF file: missing \"COMM\" chunk (026)";
+		return false;
+	}
+	if(!fm->audio_block) {
+		if(error)
+			*error =
+				fm->type==FOREIGN_BLOCK_TYPE__RIFF? "invalid WAVE file: missing \"data\" chunk (027)" :
+				fm->type==FOREIGN_BLOCK_TYPE__WAVE64? "invalid Wave64 file: missing \"data\" chunk (028)" :
+				"invalid AIFF file: missing \"SSND\" chunk (029)";
+		return false;
+	}
+	return true;
+}
+
+static FLAC__bool write_to_iff_(foreign_metadata_t *fm, FILE *fin, FILE *fout, FLAC__off_t offset1, FLAC__off_t offset2, FLAC__off_t offset3, const char **error)
+{
+	size_t i;
+	if(fseeko(fout, offset1, SEEK_SET) < 0) {
+		if(error) *error = "seek failed in WAVE/AIFF file (002)";
+		return false;
+	}
+	/* don't write first (RIFF/RF64/FORM) chunk, or ds64 chunk in the case of RF64 */
+	for(i = fm->is_rf64?2:1; i < fm->format_block; i++) {
+		if(fseeko(fin, fm->blocks[i].offset, SEEK_SET) < 0) {
+			if(error) *error = "seek failed in FLAC file (003)";
+			return false;
+		}
+		if(!copy_data_(fin, fout, fm->blocks[i].size, error, "read failed in WAVE/AIFF file (004)", "write failed in FLAC file (005)"))
+			return false;
+	}
+	if(fseeko(fout, offset2, SEEK_SET) < 0) {
+		if(error) *error = "seek failed in WAVE/AIFF file (006)";
+		return false;
+	}
+	for(i = fm->format_block+1; i < fm->audio_block; i++) {
+		if(fseeko(fin, fm->blocks[i].offset, SEEK_SET) < 0) {
+			if(error) *error = "seek failed in FLAC file (007)";
+			return false;
+		}
+		if(!copy_data_(fin, fout, fm->blocks[i].size, error, "read failed in WAVE/AIFF file (008)", "write failed in FLAC file (009)"))
+			return false;
+	}
+	if(fseeko(fout, offset3, SEEK_SET) < 0) {
+		if(error) *error = "seek failed in WAVE/AIFF file (010)";
+		return false;
+	}
+	for(i = fm->audio_block+1; i < fm->num_blocks; i++) {
+		if(fseeko(fin, fm->blocks[i].offset, SEEK_SET) < 0) {
+			if(error) *error = "seek failed in FLAC file (011)";
+			return false;
+		}
+		if(!copy_data_(fin, fout, fm->blocks[i].size, error, "read failed in WAVE/AIFF file (012)", "write failed in FLAC file (013)"))
+			return false;
+	}
+	return true;
+}
+
+foreign_metadata_t *flac__foreign_metadata_new(foreign_block_type_t type)
+{
+	/* calloc() to zero all the member variables */
+	foreign_metadata_t *x = calloc(sizeof(foreign_metadata_t), 1);
+	if(x) {
+		x->type = type;
+		x->is_rf64 = false;
+	}
+	return x;
+}
+
+void flac__foreign_metadata_delete(foreign_metadata_t *fm)
+{
+	if(fm) {
+		if(fm->blocks)
+			free(fm->blocks);
+		free(fm);
+	}
+}
+
+FLAC__bool flac__foreign_metadata_read_from_aiff(foreign_metadata_t *fm, const char *filename, const char **error)
+{
+	FLAC__bool ok;
+	FILE *f = flac_fopen(filename, "rb");
+	if(!f) {
+		if(error) *error = "can't open AIFF file for reading (000)";
+		return false;
+	}
+	ok = read_from_aiff_(fm, f, error);
+	fclose(f);
+	return ok;
+}
+
+FLAC__bool flac__foreign_metadata_read_from_wave(foreign_metadata_t *fm, const char *filename, const char **error)
+{
+	FLAC__bool ok;
+	FILE *f = flac_fopen(filename, "rb");
+	if(!f) {
+		if(error) *error = "can't open WAVE file for reading (000)";
+		return false;
+	}
+	ok = read_from_wave_(fm, f, error);
+	fclose(f);
+	return ok;
+}
+
+FLAC__bool flac__foreign_metadata_read_from_wave64(foreign_metadata_t *fm, const char *filename, const char **error)
+{
+	FLAC__bool ok;
+	FILE *f = flac_fopen(filename, "rb");
+	if(!f) {
+		if(error) *error = "can't open Wave64 file for reading (000)";
+		return false;
+	}
+	ok = read_from_wave64_(fm, f, error);
+	fclose(f);
+	return ok;
+}
+
+FLAC__bool flac__foreign_metadata_write_to_flac(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error)
+{
+	FLAC__bool ok;
+	FILE *fin, *fout;
+	FLAC__Metadata_SimpleIterator *it = FLAC__metadata_simple_iterator_new();
+	if(!it) {
+		if(error) *error = "out of memory (000)";
+		return false;
+	}
+	if(!FLAC__metadata_simple_iterator_init(it, outfilename, /*read_only=*/true, /*preserve_file_stats=*/false)) {
+		if(error) *error = "can't initialize iterator (001)";
+		FLAC__metadata_simple_iterator_delete(it);
+		return false;
+	}
+	if(0 == (fin = flac_fopen(infilename, "rb"))) {
+		if(error) *error = "can't open WAVE/AIFF file for reading (002)";
+		FLAC__metadata_simple_iterator_delete(it);
+		return false;
+	}
+	if(0 == (fout = flac_fopen(outfilename, "r+b"))) {
+		if(error) *error = "can't open FLAC file for updating (003)";
+		FLAC__metadata_simple_iterator_delete(it);
+		fclose(fin);
+		return false;
+	}
+	ok = write_to_flac_(fm, fin, fout, it, error);
+	FLAC__metadata_simple_iterator_delete(it);
+	fclose(fin);
+	fclose(fout);
+	return ok;
+}
+
+FLAC__bool flac__foreign_metadata_read_from_flac(foreign_metadata_t *fm, const char *filename, const char **error)
+{
+	FLAC__bool ok;
+	FILE *f;
+	FLAC__Metadata_SimpleIterator *it = FLAC__metadata_simple_iterator_new();
+	if(!it) {
+		if(error) *error = "out of memory (000)";
+		return false;
+	}
+	if(!FLAC__metadata_simple_iterator_init(it, filename, /*read_only=*/true, /*preserve_file_stats=*/false)) {
+		if(error) *error = "can't initialize iterator (001)";
+		FLAC__metadata_simple_iterator_delete(it);
+		return false;
+	}
+	if(0 == (f = flac_fopen(filename, "rb"))) {
+		if(error) *error = "can't open FLAC file for reading (002)";
+		FLAC__metadata_simple_iterator_delete(it);
+		return false;
+	}
+	ok = read_from_flac_(fm, f, it, error);
+	FLAC__metadata_simple_iterator_delete(it);
+	fclose(f);
+	return ok;
+}
+
+FLAC__bool flac__foreign_metadata_write_to_iff(foreign_metadata_t *fm, const char *infilename, const char *outfilename, FLAC__off_t offset1, FLAC__off_t offset2, FLAC__off_t offset3, const char **error)
+{
+	FLAC__bool ok;
+	FILE *fin, *fout;
+	if(0 == (fin = flac_fopen(infilename, "rb"))) {
+		if(error) *error = "can't open FLAC file for reading (000)";
+		return false;
+	}
+	if(0 == (fout = flac_fopen(outfilename, "r+b"))) {
+		if(error) *error = "can't open WAVE/AIFF file for updating (001)";
+		fclose(fin);
+		return false;
+	}
+	ok = write_to_iff_(fm, fin, fout, offset1, offset2, offset3, error);
+	fclose(fin);
+	fclose(fout);
+	return ok;
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/foreign_metadata.h

@@ -0,0 +1,74 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__foreign_metadata_h
+#define flac__foreign_metadata_h
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "FLAC/metadata.h"
+#include "utils.h"
+#include "share/compat.h"
+
+/* WATCHOUT: these enums are used to index internal arrays */
+typedef enum {
+	FOREIGN_BLOCK_TYPE__AIFF = 0, /* for AIFF and AIFF-C */
+	FOREIGN_BLOCK_TYPE__RIFF = 1, /* for WAVE and RF64 */
+	FOREIGN_BLOCK_TYPE__WAVE64 = 2  /* only for Sony's flavor */
+} foreign_block_type_t;
+
+typedef struct {
+	/* for encoding, this will be the offset in the WAVE/AIFF file of the chunk */
+	/* for decoding, this will be the offset in the FLAC file of the chunk data inside the APPLICATION block */
+	FLAC__off_t offset;
+	/* size is the actual size in bytes of the chunk to be stored/recreated. */
+	/* It includes the 8 bytes of chunk type and size, and any padding byte for alignment. */
+	/* For 'data'/'SSND' chunks, the size does not include the actual sound or padding bytes */
+	/* because these are not stored, they are recreated from the compressed FLAC stream. */
+	/* So for RIFF 'data', size is 8, and for AIFF 'SSND', size is 8 + 8 + ssnd_offset_size */
+	/* 32 bit size is OK because we only care about the non-sound data and FLAC metadata */
+	/* only supports a few megs anyway. */
+	FLAC__uint32 size;
+} foreign_block_t;
+
+typedef struct {
+	foreign_block_type_t type; /* currently we don't support multiple foreign types in a stream (and maybe never will) */
+	foreign_block_t *blocks;
+	size_t num_blocks;
+	size_t format_block; /* block number of 'fmt ' or 'COMM' chunk */
+	size_t audio_block; /* block number of 'data' or 'SSND' chunk */
+	FLAC__bool is_rf64; /* always false if type!=RIFF */
+	FLAC__uint32 ssnd_offset_size; /* 0 if type!=AIFF */
+} foreign_metadata_t;
+
+foreign_metadata_t *flac__foreign_metadata_new(foreign_block_type_t type);
+
+void flac__foreign_metadata_delete(foreign_metadata_t *fm);
+
+FLAC__bool flac__foreign_metadata_read_from_aiff(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_read_from_wave(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_read_from_wave64(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_write_to_flac(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error);
+
+FLAC__bool flac__foreign_metadata_read_from_flac(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_write_to_iff(foreign_metadata_t *fm, const char *infilename, const char *outfilename, FLAC__off_t offset1, FLAC__off_t offset2, FLAC__off_t offset3, const char **error);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/iffscan.c

@@ -0,0 +1,129 @@
+/* iffscan - Simple AIFF/RIFF chunk scanner
+ * Copyright (C) 2007-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "share/compat.h"
+#include "foreign_metadata.h"
+
+static FLAC__uint32 unpack32be_(const FLAC__byte *b)
+{
+	return ((FLAC__uint32)b[0]<<24) + ((FLAC__uint32)b[1]<<16) + ((FLAC__uint32)b[2]<<8) + (FLAC__uint32)b[3];
+}
+
+static FLAC__uint32 unpack32le_(const FLAC__byte *b)
+{
+	return (FLAC__uint32)b[0] + ((FLAC__uint32)b[1]<<8) + ((FLAC__uint32)b[2]<<16) + ((FLAC__uint32)b[3]<<24);
+}
+
+static FLAC__uint64 unpack64le_(const FLAC__byte *b)
+{
+	return (FLAC__uint64)b[0] + ((FLAC__uint64)b[1]<<8) + ((FLAC__uint64)b[2]<<16) + ((FLAC__uint64)b[3]<<24) + ((FLAC__uint64)b[4]<<32) + ((FLAC__uint64)b[5]<<40) + ((FLAC__uint64)b[6]<<48) + ((FLAC__uint64)b[7]<<56);
+}
+
+static FLAC__uint32 unpack32_(const FLAC__byte *b, foreign_block_type_t type)
+{
+	if(type == FOREIGN_BLOCK_TYPE__AIFF)
+		return unpack32be_(b);
+	else
+		return unpack32le_(b);
+}
+
+int main(int argc, char *argv[])
+{
+	FILE *f;
+	char buf[36];
+	foreign_metadata_t *fm;
+	const char *fn, *error;
+	size_t i;
+	FLAC__uint32 size;
+
+#ifdef _WIN32
+	if (get_utf8_argv(&argc, &argv) != 0) {
+		fprintf(stderr, "ERROR: failed to convert command line parameters to UTF-8\n");
+		return 1;
+	}
+#endif
+
+	if(argc != 2) {
+		flac_fprintf(stderr, "usage: %s { file.wav | file.aif }\n", argv[0]);
+		return 1;
+	}
+	fn = argv[1];
+	if(0 == (f = flac_fopen(fn, "rb")) || fread(buf, 1, 4, f) != 4) {
+		flac_fprintf(stderr, "ERROR opening %s for reading\n", fn);
+		return 1;
+	}
+	fclose(f);
+	if(0 == (fm = flac__foreign_metadata_new(memcmp(buf, "RIFF", 4) && memcmp(buf, "RF64", 4)? FOREIGN_BLOCK_TYPE__AIFF : FOREIGN_BLOCK_TYPE__RIFF))) {
+		flac_fprintf(stderr, "ERROR: out of memory\n");
+		return 1;
+	}
+	if(fm->type == FOREIGN_BLOCK_TYPE__AIFF) {
+		if(!flac__foreign_metadata_read_from_aiff(fm, fn, &error)) {
+			flac_fprintf(stderr, "ERROR reading chunks from %s: %s\n", fn, error);
+			return 1;
+		}
+	}
+	else {
+		if(!flac__foreign_metadata_read_from_wave(fm, fn, &error)) {
+			flac_fprintf(stderr, "ERROR reading chunks from %s: %s\n", fn, error);
+			return 1;
+		}
+	}
+	if(0 == (f = flac_fopen(fn, "rb"))) {
+		flac_fprintf(stderr, "ERROR opening %s for reading\n", fn);
+		return 1;
+	}
+	for(i = 0; i < fm->num_blocks; i++) {
+		if(fseeko(f, fm->blocks[i].offset, SEEK_SET) < 0) {
+			flac_fprintf(stderr, "ERROR seeking in %s\n", fn);
+			return 1;
+		}
+		if(fread(buf, 1, i==0?12:8, f) != (i==0?12:8)) {
+			flac_fprintf(stderr, "ERROR reading %s\n", fn);
+			return 1;
+		}
+		size = unpack32_((FLAC__byte*)buf+4, fm->type);
+		printf("block:[%c%c%c%c] size=%08x=(%10u)", buf[0], buf[1], buf[2], buf[3], size, size);
+		if(i == 0)
+			printf(" type:[%c%c%c%c]", buf[8], buf[9], buf[10], buf[11]);
+		else if(fm->type == FOREIGN_BLOCK_TYPE__AIFF && i == fm->audio_block)
+			printf(" offset size=%08x=(%10u)", fm->ssnd_offset_size, fm->ssnd_offset_size);
+		else if(fm->type == FOREIGN_BLOCK_TYPE__RIFF && i == 1 && !memcmp(buf, "ds64", 4)) {
+			if(fread(buf+8, 1, 36-8, f) != 36-8) {
+				flac_fprintf(stderr, "ERROR reading %s\n", fn);
+				return 1;
+			}
+			printf("\n    RIFF size=%016" PRIx64 "=(%20" PRIu64 ")", unpack64le_((FLAC__byte*)buf+8), unpack64le_((FLAC__byte*)buf+8));
+			printf("\n    data size=%016" PRIx64 "=(%20" PRIu64 ")", unpack64le_((FLAC__byte*)buf+16), unpack64le_((FLAC__byte*)buf+16));
+			printf("\n    sample count=%016" PRIx64 "=(%20" PRIu64 ")", unpack64le_((FLAC__byte*)buf+24), unpack64le_((FLAC__byte*)buf+24));
+			printf("\n    table size=%08x=(%10u)", unpack32le_((FLAC__byte*)buf+32), unpack32le_((FLAC__byte*)buf+32));
+		}
+		printf("\n");
+	}
+	fclose(f);
+	flac__foreign_metadata_delete(fm);
+	return 0;
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/iffscan.vcproj

@@ -0,0 +1,207 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="8.00"
+	Name="iffscan"
+	ProjectGUID="{4cefbc94-c215-11db-8314-0800200c9a66}"
+	RootNamespace="iffscan"
+	Keyword="Win32Proj"
+	>
+	<Platforms>
+		<Platform
+			Name="Win32"
+		/>
+	</Platforms>
+	<ToolFiles>
+	</ToolFiles>
+	<Configurations>
+		<Configuration
+			Name="Debug|Win32"
+			OutputDirectory="$(SolutionDir)objs\$(ConfigurationName)\bin"
+			IntermediateDirectory="$(ConfigurationName)_iffscan"
+			ConfigurationType="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="0"
+				AdditionalIncludeDirectories=".;..\..\include"
+				PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;DEBUG"
+				MinimalRebuild="true"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="1"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="4"
+				CompileAs="0"
+				DisableSpecificWarnings="4267;4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies="$(SolutionDir)objs\$(ConfigurationName)\lib\libogg_static.lib"
+				LinkIncremental="2"
+				IgnoreDefaultLibraryNames="uuid.lib"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+		<Configuration
+			Name="Release|Win32"
+			OutputDirectory="$(SolutionDir)objs\$(ConfigurationName)\bin"
+			IntermediateDirectory="$(ConfigurationName)_iffscan"
+			ConfigurationType="1"
+			WholeProgramOptimization="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				EnableIntrinsicFunctions="true"
+				FavorSizeOrSpeed="1"
+				OmitFramePointers="true"
+				WholeProgramOptimization="true"
+				AdditionalIncludeDirectories=".;..\..\include"
+				PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL"
+				RuntimeLibrary="0"
+				BufferSecurityCheck="false"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="3"
+				CompileAs="0"
+				DisableSpecificWarnings="4267;4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies="$(SolutionDir)objs\$(ConfigurationName)\lib\libogg_static.lib"
+				LinkIncremental="1"
+				IgnoreDefaultLibraryNames="uuid.lib"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				OptimizeReferences="2"
+				EnableCOMDATFolding="2"
+				LinkTimeCodeGeneration="1"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+	</Configurations>
+	<References>
+	</References>
+	<Files>
+		<Filter
+			Name="Header Files"
+			Filter="h;hpp;hxx;hm;inl;inc;xsd"
+			UniqueIdentifier="{93995380-89BD-4b04-88EB-6E5FBE522BFB}"
+			>
+			<File
+				RelativePath=".\foreign_metadata.h"
+				>
+			</File>
+		</Filter>
+		<Filter
+			Name="Source Files"
+			Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
+			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2D32A752A2FF}"
+			>
+			<File
+				RelativePath=".\foreign_metadata.c"
+				>
+			</File>
+			<File
+				RelativePath=".\iffscan.c"
+				>
+			</File>
+		</Filter>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>

libsdl2_mixer/external/flac-1.3.2/src/flac/iffscan.vcxproj

@@ -0,0 +1,191 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{4cefbc94-c215-11db-8314-0800200c9a66}</ProjectGuid>
+    <RootNamespace>iffscan</RootNamespace>
+    <Keyword>Win32Proj</Keyword>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup>
+    <_ProjectFileVersion>12.0.30501.0</_ProjectFileVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <OutDir>$(SolutionDir)objs\$(Configuration)\bin\</OutDir>
+    <IntDir>$(Configuration)_iffscan\</IntDir>
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+    <OutDir>$(SolutionDir)objs\$(Platform)\$(Configuration)\bin\</OutDir>
+    <IntDir>$(Platform)\$(Configuration)_iffscan\</IntDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <OutDir>$(SolutionDir)objs\$(Configuration)\bin\</OutDir>
+    <IntDir>$(Configuration)_iffscan\</IntDir>
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <OutDir>$(SolutionDir)objs\$(Platform)\$(Configuration)\bin\</OutDir>
+    <IntDir>$(Platform)\$(Configuration)_iffscan\</IntDir>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <Optimization>Disabled</Optimization>
+      <AdditionalIncludeDirectories>.;..\..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <MinimalRebuild>true</MinimalRebuild>
+      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <WarningLevel>Level3</WarningLevel>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <CompileAs>Default</CompileAs>
+      <DisableSpecificWarnings>4267;4996;%(DisableSpecificWarnings)</DisableSpecificWarnings>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(SolutionDir)objs\$(Configuration)\lib\libogg_static.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <IgnoreSpecificDefaultLibraries>uuid.lib;%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <SubSystem>Console</SubSystem>
+      <TargetMachine>MachineX86</TargetMachine>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <Optimization>Disabled</Optimization>
+      <AdditionalIncludeDirectories>.;..\..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <WarningLevel>Level3</WarningLevel>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <CompileAs>Default</CompileAs>
+      <DisableSpecificWarnings>4267;4996;%(DisableSpecificWarnings)</DisableSpecificWarnings>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(SolutionDir)objs\$(Platform)\$(Configuration)\lib\libogg_static.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <IgnoreSpecificDefaultLibraries>uuid.lib;%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <SubSystem>Console</SubSystem>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <WholeProgramOptimization>true</WholeProgramOptimization>
+      <AdditionalIncludeDirectories>.;..\..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <WarningLevel>Level3</WarningLevel>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <CompileAs>Default</CompileAs>
+      <DisableSpecificWarnings>4267;4996;%(DisableSpecificWarnings)</DisableSpecificWarnings>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(SolutionDir)objs\$(Configuration)\lib\libogg_static.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <IgnoreSpecificDefaultLibraries>uuid.lib;%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <SubSystem>Console</SubSystem>
+      <OptimizeReferences>true</OptimizeReferences>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <TargetMachine>MachineX86</TargetMachine>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <WholeProgramOptimization>true</WholeProgramOptimization>
+      <AdditionalIncludeDirectories>.;..\..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;FLAC__HAS_OGG;FLAC__NO_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <WarningLevel>Level3</WarningLevel>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <CompileAs>Default</CompileAs>
+      <DisableSpecificWarnings>4267;4996;%(DisableSpecificWarnings)</DisableSpecificWarnings>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(SolutionDir)objs\$(Platform)\$(Configuration)\lib\libogg_static.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <IgnoreSpecificDefaultLibraries>uuid.lib;%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <SubSystem>Console</SubSystem>
+      <OptimizeReferences>true</OptimizeReferences>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClInclude Include="foreign_metadata.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="foreign_metadata.c" />
+    <ClCompile Include="iffscan.c" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\libFLAC\libFLAC_static.vcxproj">
+      <Project>{4cefbc84-c215-11db-8314-0800200c9a66}</Project>
+      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
+    <ProjectReference Include="..\share\win_utf8_io\win_utf8_io_static.vcxproj">
+      <Project>{4cefbe02-c215-11db-8314-0800200c9a66}</Project>
+      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

libsdl2_mixer/external/flac-1.3.2/src/flac/iffscan.vcxproj.filters

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Header Files">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-6E5FBE522BFB}</UniqueIdentifier>
+      <Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
+    </Filter>
+    <Filter Include="Source Files">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2D32A752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="foreign_metadata.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="foreign_metadata.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="iffscan.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

libsdl2_mixer/external/flac-1.3.2/src/flac/local_string_utils.c

@@ -0,0 +1,109 @@
+/* flac - Command-line FLAC encoder/decoder
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <string.h>
+
+#include "utils.h"
+#include "local_string_utils.h"
+
+/*	$OpenBSD: strlcpy.c,v 1.8 2003/06/17 21:56:24 millert Exp $
+ *
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ *
+ * Copy src to string dst of size siz.  At most siz-1 characters
+ * will be copied.  Always NUL terminates (unless siz == 0).
+ * Returns strlen(src); if retval >= siz, truncation occurred.
+ */
+size_t
+flac__strlcpy(char *dst, const char *src, size_t siz)
+{
+	register char *d = dst;
+	register const char *s = src;
+	register size_t n = siz;
+
+	/* Copy as many bytes as will fit */
+	if (n != 0 && --n != 0) {
+		do {
+			if ((*d++ = *s++) == 0)
+				break;
+		} while (--n != 0);
+	}
+
+	/* Not enough room in dst, add NUL and traverse rest of src */
+	if (n == 0) {
+		if (siz != 0)
+			*d = '\0';		/* NUL-terminate dst */
+		while (*s++)
+			;
+	}
+
+	return(s - src - 1);	/* count does not include NUL */
+}
+
+/*	$OpenBSD: strlcat.c,v 1.11 2003/06/17 21:56:24 millert Exp $
+ *
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ *
+ * Appends src to string dst of size siz (unlike strncat, siz is the
+ * full size of dst, not space left).  At most siz-1 characters
+ * will be copied.  Always NUL terminates (unless siz <= strlen(dst)).
+ * Returns strlen(src) + MIN(siz, strlen(initial dst)).
+ * If retval >= siz, truncation occurred.
+ */
+size_t
+flac__strlcat(char *dst, const char *src, size_t siz)
+{
+	register char *d = dst;
+	register const char *s = src;
+	register size_t n = siz;
+	size_t dlen;
+
+	/* Find the end of dst and adjust bytes left but don't go past end */
+	while (n-- != 0 && *d != '\0')
+		d++;
+	dlen = d - dst;
+	n = siz - dlen;
+
+	if (n == 0)
+		return(dlen + strlen(s));
+	while (*s != '\0') {
+		if (n != 1) {
+			*d++ = *s;
+			n--;
+		}
+		s++;
+	}
+	*d = '\0';
+
+	return(dlen + (s - src));	/* count does not include NUL */
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/local_string_utils.h

@@ -0,0 +1,28 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2002-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__local_string_utils_h
+#define flac__local_string_utils_h
+
+#include <stdlib.h> /* for size_t */
+
+size_t flac__strlcpy(char *dst, const char *src, size_t siz);
+size_t flac__strlcat(char *dst, const char *src, size_t siz);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/utils.c

@@ -0,0 +1,418 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2002-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <math.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "utils.h"
+#include "FLAC/assert.h"
+#include "FLAC/metadata.h"
+#include "share/compat.h"
+#ifndef _WIN32
+#include <wchar.h>
+#ifdef HAVE_TERMIOS_H
+# include <termios.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+# include <sys/ioctl.h>
+#endif
+#endif
+
+const char *CHANNEL_MASK_TAG = "WAVEFORMATEXTENSIBLE_CHANNEL_MASK";
+
+int flac__utils_verbosity_ = 2;
+
+static FLAC__bool local__parse_uint64_(const char *s, FLAC__uint64 *value)
+{
+	FLAC__uint64 ret = 0;
+	char c;
+
+	if(*s == '\0')
+		return false;
+
+	while('\0' != (c = *s++))
+		if(c >= '0' && c <= '9')
+			ret = ret * 10 + (c - '0');
+		else
+			return false;
+
+	*value = ret;
+	return true;
+}
+
+static FLAC__bool local__parse_timecode_(const char *s, double *value)
+{
+	double ret;
+	unsigned i;
+	char c, *endptr;
+
+	/* parse [0-9][0-9]*: */
+	c = *s++;
+	if(c >= '0' && c <= '9')
+		i = (c - '0');
+	else
+		return false;
+	while(':' != (c = *s++)) {
+		if(c >= '0' && c <= '9')
+			i = i * 10 + (c - '0');
+		else
+			return false;
+	}
+	ret = (double)i * 60.;
+
+	/* parse [0-9]*[.,]?[0-9]* i.e. a sign-less rational number (. or , OK for fractional seconds, to support different locales) */
+	if(strspn(s, "1234567890.,") != strlen(s))
+		return false;
+	ret += strtod(s, &endptr);
+	if (endptr == s || *endptr)
+		return false;
+
+	*value = ret;
+	return true;
+}
+
+static FLAC__bool local__parse_cue_(const char *s, const char *end, unsigned *track, unsigned *indx)
+{
+	FLAC__bool got_track = false, got_index = false;
+	unsigned t = 0, i = 0;
+	char c;
+
+	while(end? s < end : *s != '\0') {
+		c = *s++;
+		if(c >= '0' && c <= '9') {
+			t = t * 10 + (c - '0');
+			got_track = true;
+		}
+		else if(c == '.')
+			break;
+		else
+			return false;
+	}
+	while(end? s < end : *s != '\0') {
+		c = *s++;
+		if(c >= '0' && c <= '9') {
+			i = i * 10 + (c - '0');
+			got_index = true;
+		}
+		else
+			return false;
+	}
+	*track = t;
+	*indx = i;
+	return got_track && got_index;
+}
+
+/*
+ * this only works with sorted cuesheets (the spec strongly recommends but
+ * does not require sorted cuesheets).  but if it's not sorted, picking a
+ * nearest cue point has no significance.
+ */
+static FLAC__uint64 local__find_closest_cue_(const FLAC__StreamMetadata_CueSheet *cuesheet, unsigned track, unsigned indx, FLAC__uint64 total_samples, FLAC__bool look_forward)
+{
+	int t, i;
+	if(look_forward) {
+		for(t = 0; t < (int)cuesheet->num_tracks; t++)
+			for(i = 0; i < (int)cuesheet->tracks[t].num_indices; i++)
+				if(cuesheet->tracks[t].number > track || (cuesheet->tracks[t].number == track && cuesheet->tracks[t].indices[i].number >= indx))
+					return cuesheet->tracks[t].offset + cuesheet->tracks[t].indices[i].offset;
+		return total_samples;
+	}
+	else {
+		for(t = (int)cuesheet->num_tracks - 1; t >= 0; t--)
+			for(i = (int)cuesheet->tracks[t].num_indices - 1; i >= 0; i--)
+				if(cuesheet->tracks[t].number < track || (cuesheet->tracks[t].number == track && cuesheet->tracks[t].indices[i].number <= indx))
+					return cuesheet->tracks[t].offset + cuesheet->tracks[t].indices[i].offset;
+		return 0;
+	}
+}
+
+void flac__utils_printf(FILE *stream, int level, const char *format, ...)
+{
+	if(flac__utils_verbosity_ >= level) {
+		va_list args;
+
+		FLAC__ASSERT(0 != format);
+
+		va_start(args, format);
+
+		(void) flac_vfprintf(stream, format, args);
+
+		va_end(args);
+
+#ifdef _MSC_VER
+		if(stream == stderr)
+			fflush(stream); /* for some reason stderr is buffered in at least some if not all MSC libs */
+#endif
+	}
+}
+
+/* variables and functions for console status output */
+static FLAC__bool is_name_printed;
+static int stats_char_count = 0;
+static int console_width;
+static int console_chars_left;
+
+int get_console_width(void)
+{
+	int width = 0;
+#if defined _WIN32
+	width = win_get_console_width();
+#elif defined __EMX__
+	int s[2];
+	_scrsize (s);
+	width = s[0];
+#elif defined TIOCGWINSZ
+	struct winsize w;
+	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1)
+		width = w.ws_col;
+#endif
+	if (width <= 0)
+		width = 80;
+	return width;
+}
+
+size_t strlen_console(const char *text)
+{
+#ifdef _WIN32
+	return strlen_utf8(text);
+#else
+	size_t len;
+	wchar_t *wtmp;
+
+	len = strlen(text)+1;
+	wtmp = (wchar_t *)malloc(len*sizeof(wchar_t));
+	if (wtmp == NULL) return len-1;
+	mbstowcs(wtmp, text, len);
+	len = wcswidth(wtmp, len);
+	free(wtmp);
+
+	return len;
+#endif
+}
+
+void stats_new_file(void)
+{
+	is_name_printed = false;
+}
+
+void stats_clear(void)
+{
+	while (stats_char_count > 0 && stats_char_count--)
+		fprintf(stderr, "\b");
+}
+
+void stats_print_name(int level, const char *name)
+{
+	int len;
+
+	if (flac__utils_verbosity_ >= level) {
+		stats_clear();
+		if(is_name_printed) return;
+
+		console_width = get_console_width();
+		len = strlen_console(name)+2;
+		console_chars_left = console_width  - (len % console_width);
+		flac_fprintf(stderr, "%s: ", name);
+		is_name_printed = true;
+	}
+}
+
+void stats_print_info(int level, const char *format, ...)
+{
+	char tmp[80];
+	int len, clear_len;
+
+	if (flac__utils_verbosity_ >= level) {
+		va_list args;
+		va_start(args, format);
+		len = flac_vsnprintf(tmp, sizeof(tmp), format, args);
+		va_end(args);
+		stats_clear();
+		if (len >= console_chars_left) {
+			clear_len = console_chars_left;
+			while (clear_len > 0 && clear_len--) fprintf(stderr, " ");
+			fprintf(stderr, "\n");
+			console_chars_left = console_width;
+		}
+		stats_char_count = fprintf(stderr, "%s", tmp);
+		fflush(stderr);
+	}
+}
+
+#ifdef FLAC__VALGRIND_TESTING
+size_t flac__utils_fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream)
+{
+	size_t ret = fwrite(ptr, size, nmemb, stream);
+	if(!ferror(stream))
+		fflush(stream);
+	return ret;
+}
+#endif
+
+FLAC__bool flac__utils_parse_skip_until_specification(const char *s, utils__SkipUntilSpecification *spec)
+{
+	FLAC__uint64 val;
+	FLAC__bool is_negative = false;
+
+	FLAC__ASSERT(0 != spec);
+
+	spec->is_relative = false;
+	spec->value_is_samples = true;
+	spec->value.samples = 0;
+
+	if(0 != s) {
+		if(s[0] == '-') {
+			is_negative = true;
+			spec->is_relative = true;
+			s++;
+		}
+		else if(s[0] == '+') {
+			spec->is_relative = true;
+			s++;
+		}
+
+		if(local__parse_uint64_(s, &val)) {
+			spec->value_is_samples = true;
+			spec->value.samples = (FLAC__int64)val;
+			if(is_negative)
+				spec->value.samples = -(spec->value.samples);
+		}
+		else {
+			double d;
+			if(!local__parse_timecode_(s, &d))
+				return false;
+			spec->value_is_samples = false;
+			spec->value.seconds = d;
+			if(is_negative)
+				spec->value.seconds = -(spec->value.seconds);
+		}
+	}
+
+	return true;
+}
+
+void flac__utils_canonicalize_skip_until_specification(utils__SkipUntilSpecification *spec, unsigned sample_rate)
+{
+	FLAC__ASSERT(0 != spec);
+	if(!spec->value_is_samples) {
+		spec->value.samples = (FLAC__int64)(spec->value.seconds * (double)sample_rate);
+		spec->value_is_samples = true;
+	}
+}
+
+FLAC__bool flac__utils_parse_cue_specification(const char *s, utils__CueSpecification *spec)
+{
+	const char *start = s, *end = 0;
+
+	FLAC__ASSERT(0 != spec);
+
+	spec->has_start_point = spec->has_end_point = false;
+
+	s = strchr(s, '-');
+
+	if(0 != s) {
+		if(s == start)
+			start = 0;
+		end = s+1;
+		if(*end == '\0')
+			end = 0;
+	}
+
+	if(start) {
+		if(!local__parse_cue_(start, s, &spec->start_track, &spec->start_index))
+			return false;
+		spec->has_start_point = true;
+	}
+
+	if(end) {
+		if(!local__parse_cue_(end, 0, &spec->end_track, &spec->end_index))
+			return false;
+		spec->has_end_point = true;
+	}
+
+	return true;
+}
+
+void flac__utils_canonicalize_cue_specification(const utils__CueSpecification *cue_spec, const FLAC__StreamMetadata_CueSheet *cuesheet, FLAC__uint64 total_samples, utils__SkipUntilSpecification *skip_spec, utils__SkipUntilSpecification *until_spec)
+{
+	FLAC__ASSERT(0 != cue_spec);
+	FLAC__ASSERT(0 != cuesheet);
+	FLAC__ASSERT(0 != total_samples);
+	FLAC__ASSERT(0 != skip_spec);
+	FLAC__ASSERT(0 != until_spec);
+
+	skip_spec->is_relative = false;
+	skip_spec->value_is_samples = true;
+
+	until_spec->is_relative = false;
+	until_spec->value_is_samples = true;
+
+	if(cue_spec->has_start_point)
+		skip_spec->value.samples = local__find_closest_cue_(cuesheet, cue_spec->start_track, cue_spec->start_index, total_samples, /*look_forward=*/false);
+	else
+		skip_spec->value.samples = 0;
+
+	if(cue_spec->has_end_point)
+		until_spec->value.samples = local__find_closest_cue_(cuesheet, cue_spec->end_track, cue_spec->end_index, total_samples, /*look_forward=*/true);
+	else
+		until_spec->value.samples = total_samples;
+}
+
+FLAC__bool flac__utils_set_channel_mask_tag(FLAC__StreamMetadata *object, FLAC__uint32 channel_mask)
+{
+	FLAC__StreamMetadata_VorbisComment_Entry entry = { 0, 0 };
+	char tag[128];
+
+	FLAC__ASSERT(object);
+	FLAC__ASSERT(object->type == FLAC__METADATA_TYPE_VORBIS_COMMENT);
+	FLAC__ASSERT(strlen(CHANNEL_MASK_TAG)+1+2+16+1 <= sizeof(tag)); /* +1 for =, +2 for 0x, +16 for digits, +1 for NUL */
+	entry.entry = (FLAC__byte*)tag;
+	if((entry.length = flac_snprintf(tag, sizeof(tag), "%s=0x%04X", CHANNEL_MASK_TAG, (unsigned)channel_mask)) >= sizeof(tag))
+		return false;
+	if(!FLAC__metadata_object_vorbiscomment_replace_comment(object, entry, /*all=*/true, /*copy=*/true))
+		return false;
+	return true;
+}
+
+FLAC__bool flac__utils_get_channel_mask_tag(const FLAC__StreamMetadata *object, FLAC__uint32 *channel_mask)
+{
+	int offset;
+	unsigned val;
+	char *p;
+	FLAC__ASSERT(object);
+	FLAC__ASSERT(object->type == FLAC__METADATA_TYPE_VORBIS_COMMENT);
+	if(0 > (offset = FLAC__metadata_object_vorbiscomment_find_entry_from(object, /*offset=*/0, CHANNEL_MASK_TAG)))
+		return false;
+	if(object->data.vorbis_comment.comments[offset].length < strlen(CHANNEL_MASK_TAG)+4)
+		return false;
+	if(0 == (p = strchr((const char *)object->data.vorbis_comment.comments[offset].entry, '='))) /* should never happen, but just in case */
+		return false;
+	if(FLAC__STRNCASECMP(p, "=0x", 3))
+		return false;
+	if(sscanf(p+3, "%x", &val) != 1)
+		return false;
+	*channel_mask = val;
+	return true;
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/utils.h

@@ -0,0 +1,73 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2002-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__utils_h
+#define flac__utils_h
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "FLAC/ordinals.h"
+#include "FLAC/format.h" /* for FLAC__StreamMetadata_CueSheet */
+#include <stdio.h> /* for FILE */
+
+typedef enum { FORMAT_RAW, FORMAT_WAVE, FORMAT_WAVE64, FORMAT_RF64, FORMAT_AIFF, FORMAT_AIFF_C, FORMAT_FLAC, FORMAT_OGGFLAC } FileFormat;
+
+typedef struct {
+	FLAC__bool is_relative; /* i.e. specification string started with + or - */
+	FLAC__bool value_is_samples;
+	union {
+		double seconds;
+		FLAC__int64 samples;
+	} value;
+} utils__SkipUntilSpecification;
+
+typedef struct {
+	FLAC__bool has_start_point, has_end_point;
+	unsigned start_track, start_index;
+	unsigned end_track, end_index;
+} utils__CueSpecification;
+
+#ifdef FLAC__VALGRIND_TESTING
+size_t flac__utils_fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream);
+#else
+#define flac__utils_fwrite fwrite
+#endif
+
+extern int flac__utils_verbosity_;
+void flac__utils_printf(FILE *stream, int level, const char *format, ...);
+
+int get_console_width(void);
+size_t strlen_console(const char *text);
+void stats_new_file(void);
+void stats_clear(void);
+void stats_print_name(int level, const char *name);
+void stats_print_info(int level, const char *format, ...);
+
+FLAC__bool flac__utils_parse_skip_until_specification(const char *s, utils__SkipUntilSpecification *spec);
+void flac__utils_canonicalize_skip_until_specification(utils__SkipUntilSpecification *spec, unsigned sample_rate);
+
+FLAC__bool flac__utils_parse_cue_specification(const char *s, utils__CueSpecification *spec);
+void flac__utils_canonicalize_cue_specification(const utils__CueSpecification *cue_spec, const FLAC__StreamMetadata_CueSheet *cuesheet, FLAC__uint64 total_samples, utils__SkipUntilSpecification *skip_spec, utils__SkipUntilSpecification *until_spec);
+
+FLAC__bool flac__utils_set_channel_mask_tag(FLAC__StreamMetadata *object, FLAC__uint32 channel_mask);
+FLAC__bool flac__utils_get_channel_mask_tag(const FLAC__StreamMetadata *object, FLAC__uint32 *channel_mask);
+
+#endif

libsdl2_mixer/external/flac-1.3.2/src/flac/vorbiscomment.c

@@ -0,0 +1,254 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2002-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "vorbiscomment.h"
+#include "FLAC/assert.h"
+#include "FLAC/metadata.h"
+#include "share/grabbag.h" /* for grabbag__file_get_filesize() */
+#include "share/utf8.h"
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "share/compat.h"
+
+
+/*
+ * This struct and the following 4 static functions are copied from
+ * ../metaflac/.  Maybe someday there will be a convenience
+ * library for Vorbis comment parsing.
+ */
+typedef struct {
+	char *field; /* the whole field as passed on the command line, i.e. "NAME=VALUE" */
+	char *field_name;
+	/* according to the vorbis spec, field values can contain \0 so simple C strings are not enough here */
+	unsigned field_value_length;
+	char *field_value;
+	FLAC__bool field_value_from_file; /* true if field_value holds a filename for the value, false for plain value */
+} Argument_VcField;
+
+static void die(const char *message)
+{
+	FLAC__ASSERT(0 != message);
+	fprintf(stderr, "ERROR: %s\n", message);
+	exit(1);
+}
+
+static char *local_strdup(const char *source)
+{
+	char *ret;
+	FLAC__ASSERT(0 != source);
+	if(0 == (ret = strdup(source)))
+		die("out of memory during strdup()");
+	return ret;
+}
+
+static FLAC__bool parse_vorbis_comment_field(const char *field_ref, char **field, char **name, char **value, unsigned *length, const char **violation)
+{
+	static const char * const violations[] = {
+		"field name contains invalid character",
+		"field contains no '=' character"
+	};
+
+	char *p, *q, *s;
+
+	if(0 != field)
+		*field = local_strdup(field_ref);
+
+	s = local_strdup(field_ref);
+
+	if(0 == (p = strchr(s, '='))) {
+		free(s);
+		*violation = violations[1];
+		return false;
+	}
+	*p++ = '\0';
+
+	for(q = s; *q; q++) {
+		if(*q < 0x20 || *q > 0x7d || *q == 0x3d) {
+			free(s);
+			*violation = violations[0];
+			return false;
+		}
+	}
+
+	*name = local_strdup(s);
+	*value = local_strdup(p);
+	*length = strlen(p);
+
+	free(s);
+	return true;
+}
+
+/* slight modification: no 'filename' arg, and errors are passed back in 'violation' instead of printed to stderr */
+static FLAC__bool set_vc_field(FLAC__StreamMetadata *block, const Argument_VcField *field, FLAC__bool *needs_write, FLAC__bool raw, const char **violation)
+{
+	FLAC__StreamMetadata_VorbisComment_Entry entry;
+	char *converted = NULL;
+
+	FLAC__ASSERT(0 != block);
+	FLAC__ASSERT(block->type == FLAC__METADATA_TYPE_VORBIS_COMMENT);
+	FLAC__ASSERT(0 != field);
+	FLAC__ASSERT(0 != needs_write);
+
+	if(field->field_value_from_file) {
+		/* read the file into 'data' */
+		FILE *f = 0;
+		char *data = 0;
+		const FLAC__off_t size = grabbag__file_get_filesize(field->field_value);
+		if(size < 0) {
+			*violation = "can't open file for tag value";
+			return false;
+		}
+		if(size >= 0x100000) { /* magic arbitrary limit, actual format limit is near 16MB */
+			*violation = "file for tag value is too large";
+			return false;
+		}
+		if(0 == (data = malloc(size+1)))
+			die("out of memory allocating tag value");
+		data[size] = '\0';
+		if(0 == (f = flac_fopen(field->field_value, "rb")) || fread(data, 1, size, f) != (size_t)size) {
+			free(data);
+			if(f)
+				fclose(f);
+			*violation = "error while reading file for tag value";
+			return false;
+		}
+		fclose(f);
+		if(strlen(data) != (size_t)size) {
+			free(data);
+			*violation = "file for tag value has embedded NULs";
+			return false;
+		}
+
+		/* move 'data' into 'converted', converting to UTF-8 if necessary */
+		if(raw) {
+			converted = data;
+		}
+		else if(utf8_encode(data, &converted) >= 0) {
+			free(data);
+		}
+		else {
+			free(data);
+			*violation = "error converting file contents to UTF-8 for tag value";
+			return false;
+		}
+
+		/* create and entry and append it */
+		if(!FLAC__metadata_object_vorbiscomment_entry_from_name_value_pair(&entry, field->field_name, converted)) {
+			free(converted);
+			*violation = "file for tag value is not valid UTF-8";
+			return false;
+		}
+		free(converted);
+		if(!FLAC__metadata_object_vorbiscomment_append_comment(block, entry, /*copy=*/false)) {
+			*violation = "memory allocation failure";
+			return false;
+		}
+
+		*needs_write = true;
+		return true;
+	}
+	else {
+		FLAC__bool needs_free = false;
+#ifdef _WIN32 /* everything in UTF-8 already. Must not alter */
+		entry.entry = (FLAC__byte *)field->field;
+#else
+		if(raw) {
+			entry.entry = (FLAC__byte *)field->field;
+		}
+		else if(utf8_encode(field->field, &converted) >= 0) {
+			entry.entry = (FLAC__byte *)converted;
+			needs_free = true;
+		}
+		else {
+			*violation = "error converting comment to UTF-8";
+			return false;
+		}
+#endif
+		entry.length = strlen((const char *)entry.entry);
+		if(!FLAC__format_vorbiscomment_entry_is_legal(entry.entry, entry.length)) {
+			if(needs_free)
+				free(converted);
+			/*
+			 * our previous parsing has already established that the field
+			 * name is OK, so it must be the field value
+			 */
+			*violation = "tag value is not valid UTF-8";
+			return false;
+		}
+
+		if(!FLAC__metadata_object_vorbiscomment_append_comment(block, entry, /*copy=*/true)) {
+			if(needs_free)
+				free(converted);
+			*violation = "memory allocation failure";
+			return false;
+		}
+
+		*needs_write = true;
+		if(needs_free)
+			free(converted);
+		return true;
+	}
+}
+
+/*
+ * The rest of the code is novel
+ */
+
+static void free_field(Argument_VcField *obj)
+{
+	if(0 != obj->field)
+		free(obj->field);
+	if(0 != obj->field_name)
+		free(obj->field_name);
+	if(0 != obj->field_value)
+		free(obj->field_value);
+}
+
+FLAC__bool flac__vorbiscomment_add(FLAC__StreamMetadata *block, const char *comment, FLAC__bool value_from_file, FLAC__bool raw, const char **violation)
+{
+	Argument_VcField parsed;
+	FLAC__bool dummy;
+
+	FLAC__ASSERT(0 != block);
+	FLAC__ASSERT(block->type == FLAC__METADATA_TYPE_VORBIS_COMMENT);
+	FLAC__ASSERT(0 != comment);
+
+	memset(&parsed, 0, sizeof(parsed));
+
+	parsed.field_value_from_file = value_from_file;
+	if(!parse_vorbis_comment_field(comment, &(parsed.field), &(parsed.field_name), &(parsed.field_value), &(parsed.field_value_length), violation)) {
+		free_field(&parsed);
+		return false;
+	}
+
+	if(parsed.field_value_length > 0 && !set_vc_field(block, &parsed, &dummy, raw, violation)) {
+		free_field(&parsed);
+		return false;
+	}
+	else {
+		free_field(&parsed);
+		return true;
+	}
+}

libsdl2_mixer/external/flac-1.3.2/src/flac/vorbiscomment.h

@@ -0,0 +1,27 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2002-2009  Josh Coalson
+ * Copyright (C) 2011-2016  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef flac__vorbiscomment_h
+#define flac__vorbiscomment_h
+
+#include "FLAC/metadata.h"
+
+FLAC__bool flac__vorbiscomment_add(FLAC__StreamMetadata *block, const char *comment, FLAC__bool value_from_file, FLAC__bool raw, const char **violation);
+
+#endif